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1 | import * as express from 'express' | |
2 | import { EMBED_SIZE, PREVIEWS_SIZE, WEBSERVER, THUMBNAILS_SIZE } from '../initializers/constants' | |
3 | import { asyncMiddleware, oembedValidator } from '../middlewares' | |
4 | import { accountNameWithHostGetValidator } from '../middlewares/validators' | |
5 | import { MChannelSummary } from '@server/types/models' | |
6 | ||
7 | const servicesRouter = express.Router() | |
8 | ||
9 | servicesRouter.use('/oembed', | |
10 | asyncMiddleware(oembedValidator), | |
11 | generateOEmbed | |
12 | ) | |
13 | servicesRouter.use('/redirect/accounts/:accountName', | |
14 | asyncMiddleware(accountNameWithHostGetValidator), | |
15 | redirectToAccountUrl | |
16 | ) | |
17 | ||
18 | // --------------------------------------------------------------------------- | |
19 | ||
20 | export { | |
21 | servicesRouter | |
22 | } | |
23 | ||
24 | // --------------------------------------------------------------------------- | |
25 | ||
26 | function generateOEmbed (req: express.Request, res: express.Response) { | |
27 | if (res.locals.videoAll) return generateVideoOEmbed(req, res) | |
28 | ||
29 | return generatePlaylistOEmbed(req, res) | |
30 | } | |
31 | ||
32 | function generatePlaylistOEmbed (req: express.Request, res: express.Response) { | |
33 | const playlist = res.locals.videoPlaylistSummary | |
34 | ||
35 | const json = buildOEmbed({ | |
36 | channel: playlist.VideoChannel, | |
37 | title: playlist.name, | |
38 | embedPath: playlist.getEmbedStaticPath(), | |
39 | previewPath: playlist.getThumbnailStaticPath(), | |
40 | previewSize: THUMBNAILS_SIZE, | |
41 | req | |
42 | }) | |
43 | ||
44 | return res.json(json) | |
45 | } | |
46 | ||
47 | function generateVideoOEmbed (req: express.Request, res: express.Response) { | |
48 | const video = res.locals.videoAll | |
49 | ||
50 | const json = buildOEmbed({ | |
51 | channel: video.VideoChannel, | |
52 | title: video.name, | |
53 | embedPath: video.getEmbedStaticPath(), | |
54 | previewPath: video.getPreviewStaticPath(), | |
55 | previewSize: PREVIEWS_SIZE, | |
56 | req | |
57 | }) | |
58 | ||
59 | return res.json(json) | |
60 | } | |
61 | ||
62 | function buildOEmbed (options: { | |
63 | req: express.Request | |
64 | title: string | |
65 | channel: MChannelSummary | |
66 | previewPath: string | null | |
67 | embedPath: string | |
68 | previewSize: { | |
69 | height: number | |
70 | width: number | |
71 | } | |
72 | }) { | |
73 | const { req, previewSize, previewPath, title, channel, embedPath } = options | |
74 | ||
75 | const webserverUrl = WEBSERVER.URL | |
76 | const maxHeight = parseInt(req.query.maxheight, 10) | |
77 | const maxWidth = parseInt(req.query.maxwidth, 10) | |
78 | ||
79 | const embedUrl = webserverUrl + embedPath | |
80 | let embedWidth = EMBED_SIZE.width | |
81 | let embedHeight = EMBED_SIZE.height | |
82 | ||
83 | let thumbnailUrl = previewPath | |
84 | ? webserverUrl + previewPath | |
85 | : undefined | |
86 | ||
87 | if (maxHeight < embedHeight) embedHeight = maxHeight | |
88 | if (maxWidth < embedWidth) embedWidth = maxWidth | |
89 | ||
90 | // Our thumbnail is too big for the consumer | |
91 | if ( | |
92 | (maxHeight !== undefined && maxHeight < previewSize.height) || | |
93 | (maxWidth !== undefined && maxWidth < previewSize.width) | |
94 | ) { | |
95 | thumbnailUrl = undefined | |
96 | } | |
97 | ||
98 | const html = `<iframe width="${embedWidth}" height="${embedHeight}" sandbox="allow-same-origin allow-scripts" ` + | |
99 | `src="${embedUrl}" frameborder="0" allowfullscreen></iframe>` | |
100 | ||
101 | const json: any = { | |
102 | type: 'video', | |
103 | version: '1.0', | |
104 | html, | |
105 | width: embedWidth, | |
106 | height: embedHeight, | |
107 | title: title, | |
108 | author_name: channel.name, | |
109 | author_url: channel.Actor.url, | |
110 | provider_name: 'PeerTube', | |
111 | provider_url: webserverUrl | |
112 | } | |
113 | ||
114 | if (thumbnailUrl !== undefined) { | |
115 | json.thumbnail_url = thumbnailUrl | |
116 | json.thumbnail_width = previewSize.width | |
117 | json.thumbnail_height = previewSize.height | |
118 | } | |
119 | ||
120 | return json | |
121 | } | |
122 | ||
123 | function redirectToAccountUrl (req: express.Request, res: express.Response, next: express.NextFunction) { | |
124 | return res.redirect(res.locals.account.Actor.url) | |
125 | } |